16x24x2 Pleated MERV 7 Air Filters 12 Pack grow-light-ballasts NPK: 6-42-12

NPK: 6-42-12

For use with the Original Gorilla Grow Tent sizes: 2x4

Just set the fill and drain cycles

Root Maggots

Not harmful to birds

16x24x2 Pleated MERV 7 Air Filters 12 Pack grow-light-ballasts NPK: 6-42-12Nordic Pure MERV 7 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters